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authorChristian Poessinger <christian@poessinger.com>2019-04-21 13:19:12 +0200
committerChristian Poessinger <christian@poessinger.com>2019-04-21 13:21:12 +0200
commit7d024a324412f4902b9ba212277901bbbe2f949c (patch)
tree3cdb6d4dfd8f2ee30cbcb21aa3b1a3f25016600f /src/systemd
parent0a0f32e9a770b6b3f50295e10b593358a60813d5 (diff)
downloadvyos-1x-7d024a324412f4902b9ba212277901bbbe2f949c.tar.gz
vyos-1x-7d024a324412f4902b9ba212277901bbbe2f949c.zip
[firewall] T314: add firewall options for MSS clamping
* clamp MSS IPv4 set firewall options interface pppoe0 adjust-mss '1452' * clamp MSS IPv6 set firewall options interface pppoe0 adjust-mss6 '1452' * disable entire rule set firewall options interface pppoe0 disable Output ------ $ sudo iptables-save -t mangle # Generated by iptables-save v1.4.21 on Sun Apr 21 12:56:25 2019 *mangle :PREROUTING ACCEPT [1217:439885] :INPUT ACCEPT [290:52459] :FORWARD ACCEPT [920:375774] :OUTPUT ACCEPT [301:100053] :POSTROUTING ACCEPT [1221:475827] :VYOS_FW_OPTIONS - [0:0] -A FORWARD -j VYOS_FW_OPTIONS -A VYOS_FW_OPTIONS -o pppoe0 -p tcp -m tcp --tcp-flags SYN,RST SYN -j TCPMSS --set-mss 1452 COMMIT Completed on Sun Apr 21 12:56:25 2019 (cherry picked from commit 476aa4c3a561ea0ef0bf9b4c26ec8b78d18a5d02)
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